# BMS vs BMS Pal

BMS and BMS Pal both sit at 5.0 stars, but that hides the real split: 100% of BMS Pal's written reviews are positive against 20% of BMS's. BMS Pal also leads on update cadence (every 5 days vs every 6 weeks). BMS's advantage is in-app purchases (none vs 2) and iOS requirement (15.0 vs 26.2). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. BMS Pal sells 2 one-off in-app purchases. BMS asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for BMS against 5.0 for BMS Pal. Both are backed by a comparable volume of ratings — 2 and 1 respectively. Written reviews are what separate them: 20% of BMS's written reviews are positive against 100% of BMS Pal's.

BMS ships an update every 6 weeks, BMS Pal every 5 days. The most recent releases landed on November 4, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | BMS | BMS Pal |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/bms-tool/id6471949475/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/bms-pal/id6806738803/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | 20.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 5 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 40 MB | 25 MB |
| Requires iOS | **15.0** | 26.2 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [秀丽 唐](https://appshunter.io/developer/1715570419) | [Inquiring Minds, Inc](https://appshunter.io/developer/6806738805) |

## What reviewers say

### BMS

[App page](https://appshunter.io/ios/app/bms-tool/id6471949475)

Monitor and manage your device's battery health with real-time data, historical records, and customizable alerts for over-charge, over-discharge, and temperature. Connect locally via Bluetooth or remotely via Wi-Fi to track battery status, cell performance, and potential issues.

**Highlights:** Real-time battery data (current, voltage, SOC, SOH), Cell-level monitoring, Historical alarm and protection records, Customizable warning values, Bluetooth and Wi-Fi connectivity, Device sharing and management

**In-app purchases:** none


### BMS Pal

[App page](https://appshunter.io/ios/app/bms-pal/id6806738803)

Consolidate data from various battery management systems into a single, live list. Monitor state of charge, voltage, current, and more with detailed per-cell views and historical charts. Offers advanced features like capacity testing and AI-powered sanity checks for your battery packs.

**Highlights:** Live telemetry from multiple BMS, Per-cell voltage and balancing indicators, Protection alerts in plain language, Group packs for combined readings, Capacity test and history logging, Chemistry detection and override, AI-powered sanity checks

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 25 Additional Sanity Checks | $2.00 | one-time |
| BMS Pal Unlock (Lifetime) | $5.00 | one-time |


## Frequently asked questions

### Is BMS free?

BMS is free to download, with no in-app purchases.

### Is BMS Pal free?

BMS Pal is free to download, with in-app purchases available.

### Which has better reviews, BMS or BMS Pal?

BMS and BMS Pal are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do BMS or BMS Pal have ads?

Neither BMS nor BMS Pal shows ads.

### Which is updated more often, BMS or BMS Pal?

BMS ships an update every 6 weeks, and BMS Pal every 5 days. Most recently, BMS was updated on November 4, 2026 and BMS Pal on November 6, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*